Pith Number

pith:IASWGCYK

pith:2017:IASWGCYKM5UEE7RGA3OXVHE3SO

not attested not anchored not stored refs pending

Sufficient conditions for the forcing theorem, and turning proper classes into sets

Peter Holy, Philipp Schlicht, Regula Krapf

arxiv:1710.10826 v1 · 2017-10-30 · math.LO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IASWGCYKM5UEE7RGA3OXVHE3SO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:31:46.378422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4025630b0a6768427e2606dd7a9c9b9395c685c7fd01e365d709e0992321ef34

Aliases

arxiv: 1710.10826 · arxiv_version: 1710.10826v1 · doi: 10.48550/arxiv.1710.10826 · pith_short_12: IASWGCYKM5UE · pith_short_16: IASWGCYKM5UEE7RG · pith_short_8: IASWGCYK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/IASWGCYKM5UEE7RGA3OXVHE3SO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 4025630b0a6768427e2606dd7a9c9b9395c685c7fd01e365d709e0992321ef34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5808d03ce70909637966494d5b16626f5feeea103f7f72421e3067457a50bc42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-10-30T09:41:52Z",
    "title_canon_sha256": "4f0a9a2fe2096052f9157447515fac24884aad0b3b1e3fda916f88646fb9a3dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.10826",
    "kind": "arxiv",
    "version": 1
  }
}